USGS Professonal Paper 1096 - IRIS

PUERTO RICO
Pa1jsailes , NY
GENERAL INFORMATION
Operated by:
Address:
Lamont-Doherty Geological Observatory of
Columbia University
Department of Seismology
I affiant -Dohert~[ Geo]ogica] Ohsenlatoql
Palisades, NY 10964
Telephone: 914-359-2900
Ad,:b:ess t.e ebhia I"@G9I"ds'
A, above.
SITE INFORMATION
Code
StatjQD
name
Latitude Longitude Elev Date Date
{deg N.' {deg w. J (meters) opened closed
Foundationi geologic
"g,
eSJ Cape Son Juan----------- 18.3830 65.6181 66 3/75 Open-- Breccia "nd tuff flows; Cretaceous.
Lighthouse.
CUP Culebra----------------- 18.335 65.309 120 6/75 --do-- SedImentary rock; Tertiary "nd Cretaceous.
IITP Mount Pirata, Vieques--- 18.0940 65.5352 175 3/75 --do-- Weathered plutonic rock of varied composition;
Tertiary "nd Cretaceous.
PWP Barrio Florida,--------- 18.135 65.445 10 3/75 --do-- Tholeiitic basalt, basaltic-andesite,
\ ieqaes. ane asseeiatee sediment-a!') !'e cll:;
Tertiary "nd Cretaceous.
RRD Roosevelt Roads--------- 18.2361 65.618 40 3/75 --do-- Brecci a, tuff, partly of marine deposi-
Naval Base.
tion; Early Cretaceous.
INSTRUMENTATION
Seismometer Babo Type Uagnifieatien
Code Typ' Component To(sec) Tg(sec) recording "t T
0
Remarks
All stations Hall-Sears 10-------- Z 0.5 16 H, Develocorder 250-750 K Magni fica tion variable.
Timing S)stelil. SptengnetheI 15 188.
System response curves:
Available from station.
SHORT HISTQ!D':
These stations were installed "nd .e, being maintained
"' part of the USGS Earthquake Hazards Reduction Program. 281